steam jacket

American  

noun

1. a casing, as on the cylinder of a steam engine, filled with live steam to keep the interior hot.

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steam jacket British  

noun

1. engineering a jacket containing steam that surrounds and heats a cylinder

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Other Word Forms

• steam-jacketed adjective

Etymology

Origin of steam jacket

First recorded in 1830–40

Example Sentences

The processes employed are very simple, the fresh milk being put into a great copper tank with a steam jacket.

From Golden Days for Boys and Girls Volume XIII, No. 51: November 12, 1892 by Elverson, James

Cylinders should have a steam jacket, and be felted and planted,   should have escape valves.

From A Catechism of the Steam Engine by Bourne, John, C.E.

The cylinder, made in four pieces, is built up on Mr. W. Inglis's patent arrangement, with separate liner and steam jacket casing and separate end valve chambers.

From Scientific American Supplement, No. 286, June 25, 1881 by Various

The working cylinder is in the form of a liner to the cylinder, thus forming the steam jacket, with a view to future renewal.

From Scientific American Supplement, No. 344, August 5, 1882 by Various

It may also be caused by the cylinder being unduly cooled, as from water accumulating in a steam jacket.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua